diff --git a/mingw-w64-eccodes/PKGBUILD b/mingw-w64-eccodes/PKGBUILD
index 2ac42521b9..60fa72a608 100644
--- a/mingw-w64-eccodes/PKGBUILD
+++ b/mingw-w64-eccodes/PKGBUILD
@@ -4,7 +4,7 @@ _realname=eccodes
 pkgbase=mingw-w64-${_realname}
 pkgname="${MINGW_PACKAGE_PREFIX}-${_realname}"
 pkgver=2.19.1
-pkgrel=2
+pkgrel=3
 arch=('any')
 mingw_arch=('mingw32' 'mingw64' 'ucrt64' 'clang64' 'clang32')
 pkgdesc="ECMWF's GRIB and BUFR encoding/decoding library (mingw-w64)"
diff --git a/mingw-w64-libexodus/PKGBUILD b/mingw-w64-libexodus/PKGBUILD
index d5bf708a3f..6e76cba5ed 100644
--- a/mingw-w64-libexodus/PKGBUILD
+++ b/mingw-w64-libexodus/PKGBUILD
@@ -6,7 +6,7 @@ _releases=2021-05-12
 pkgbase=mingw-w64-${_realname}
 pkgname=("${MINGW_PACKAGE_PREFIX}-${_realname}")
 pkgver=8.11
-pkgrel=3
+pkgrel=4
 pkgdesc="EXODUS is a model developed to store and retrieve data for finite element analyses (mingw-w64)"
 arch=('any')
 mingw_arch=('mingw32' 'mingw64' 'ucrt64')
@@ -22,9 +22,11 @@ makedepends=("unzip"
 url="https://gsjaardema.github.io/seacas/"
 license=('BSD')
 source=("https://github.com/gsjaardema/seacas/archive/v${_releases}.zip"
-        "cmake-fix.patch")
+        "cmake-fix.patch"
+        "netcdf-4.9.0-fix.patch")
 sha256sums=('818f9eff35a4fae682cf3b81897d49736c332cb3549ae2b2fc22678b21ee06ee'
-            '5248fe9045d203770eb18510b4746c47e10d269db691adc98f43aa419c2b9aa4')
+            '5248fe9045d203770eb18510b4746c47e10d269db691adc98f43aa419c2b9aa4'
+            'c88343e7c943fdd1e8f1d0969b8a3b61b02cbdae936884f66ea97352e0a3219b')
 noextract=("v${_releases}.zip") # bsdtar could not unpack this archive
 
 prepare() {  
@@ -34,6 +36,9 @@ prepare() {
   sed -i 's:-pedantic:/:g' cmake-exodus
 
   patch -Np1 -i "${srcdir}/cmake-fix.patch"
+  # Patch for netcdf-4.9.0 based on
+  # https://github.com/sandialabs/seacas/commit/5e1b19181110c52b76d13e3f60da2c8cf678c941:
+  patch -Np1 -i "${srcdir}/netcdf-4.9.0-fix.patch"
 }
 
 build() {
diff --git a/mingw-w64-libexodus/netcdf-4.9.0-fix.patch b/mingw-w64-libexodus/netcdf-4.9.0-fix.patch
new file mode 100644
index 0000000000..e5ca90531f
--- /dev/null
+++ b/mingw-w64-libexodus/netcdf-4.9.0-fix.patch
@@ -0,0 +1,17 @@
+--- seacas-2021-05-12/packages/seacas/libraries/exodus/src/ex_utils.c
++++ seacas-2021-05-12/packages/seacas/libraries/exodus/src/ex_utils.c
+@@ -1741,8 +1741,12 @@ void ex__compress_variable(int exoid, int varid, int type)
+            for details on SZIP library and parameters.
+         */
+ 
+-        /* const int NC_SZIP_EC = 4; */ /* Selects entropy coding method for szip. */
+-        const int NC_SZIP_NN = 32;      /* Selects nearest neighbor coding method for szip. */
++#if !defined(NC_SZIP_EC)
++        const int NC_SZIP_EC = 4; /* Selects entropy coding method for szip. */
++#endif
++#if !defined(NC_SZIP_NN)
++        const int NC_SZIP_NN = 32; /* Selects nearest neighbor coding method for szip. */
++#endif
+         /* Even and between 4 and 32; typical values are 8, 10, 16, 32 */
+         const int SZIP_PIXELS_PER_BLOCK =
+             file->compression_level == 0 ? 32 : file->compression_level;
diff --git a/mingw-w64-netcdf/0001-mingw-cmake.patch b/mingw-w64-netcdf/0001-mingw-cmake.patch
deleted file mode 100644
index c3913e12da..0000000000
--- a/mingw-w64-netcdf/0001-mingw-cmake.patch
+++ /dev/null
@@ -1,57 +0,0 @@
---- a/CMakeLists.txt
-+++ b/CMakeLists.txt
-@@ -166,7 +166,7 @@
- 
- # Set Memory test program for non-MSVC based builds.
- # Assume valgrind for now.
--IF(NOT MSVC)
-+IF((NOT MSVC) AND (NOT MINGW))
-   SET(CTEST_MEMORYCHECK_COMMAND valgrind CACHE STRING "")
- ENDIF()
- 
-@@ -255,10 +255,14 @@
- 
- ADD_DEFINITIONS()
- 
-+# Add specific flags for environments that use the windows runtime (MSVC and MINGW)
- # Suppress CRT Warnings.
--# Only necessary for Windows
--IF(MSVC)
-+# specify tempfile
-+# specify exceptions in sscanf
-+IF(MSVC OR MINGW)
-   ADD_DEFINITIONS(-D_CRT_SECURE_NO_WARNINGS)
-+  SET (HAVE_WIN_TEMP ON)
-+  SET (HAVE_WIN_SSCANF ON)
- ENDIF()
- 
- #####
-@@ -278,7 +282,7 @@
- # Configuration for post-install RPath
- # Adapted from http://www.cmake.org/Wiki/CMake_RPATH_handling
- ##
--IF(NOT MSVC AND BUILD_SHARED_LIBS)
-+IF(NOT WIN32 AND BUILD_SHARED_LIBS)
-   # use, i.e. don't skip the full RPATH for the build tree
-   SET(CMAKE_SKIP_BUILD_RPATH  FALSE)
- 
-@@ -1083,7 +1087,7 @@
-   SET(NC_CTEST_DROP_LOC_PREFIX "" CACHE STRING "Prefix for Dashboard location on remote server when using CTest-based testing.")
- 
-   FIND_PROGRAM(HOSTNAME_CMD NAMES hostname)
--  IF(NOT MSVC)
-+  IF(NOT WIN32)
-     SET(HOSTNAME_ARG "-s")
-   ENDIF()
-   IF(HOSTNAME_CMD)
-@@ -1576,7 +1580,9 @@
- CHECK_FUNCTION_EXISTS(strndup HAVE_STRNDUP)
- CHECK_FUNCTION_EXISTS(strtoll HAVE_STRTOLL)
- CHECK_FUNCTION_EXISTS(strtoull  HAVE_STRTOULL)
--CHECK_FUNCTION_EXISTS(mkstemp HAVE_MKSTEMP)
-+IF (NOT MINGW)
-+   CHECK_FUNCTION_EXISTS(mkstemp HAVE_MKSTEMP)
-+ENDIF(NOT MINGW)
- CHECK_FUNCTION_EXISTS(mktemp HAVE_MKTEMP)
- CHECK_FUNCTION_EXISTS(random HAVE_RANDOM)
- CHECK_FUNCTION_EXISTS(gettimeofday  HAVE_GETTIMEOFDAY)
diff --git a/mingw-w64-netcdf/0003-ncconfigure-strlcat-export.patch b/mingw-w64-netcdf/0003-ncconfigure-strlcat-export.patch
deleted file mode 100644
index 4abb6b246f..0000000000
--- a/mingw-w64-netcdf/0003-ncconfigure-strlcat-export.patch
+++ /dev/null
@@ -1,19 +0,0 @@
---- netcdf-4.6.0/include/ncconfigure.h.orig	2018-03-05 20:39:39.189518100 +0100
-+++ netcdf-4.6.0/include/ncconfigure.h	2018-03-05 20:44:07.802389700 +0100
-@@ -47,7 +47,16 @@
- #endif
- 
- #ifndef strlcat
-+#if defined(DLL_NETCDF)
-+# if defined(DLL_EXPORT)
-+#  define GTOPT_EXTRA __declspec(dllexport)
-+# else
-+#  define GTOPT_EXTRA __declspec(dllimport)
-+# endif
-+GTOPT_EXTRA extern size_t strlcat(char* dst, const char* src, size_t dsize);
-+#else
- extern size_t strlcat(char*,const char*,size_t);
-+#endif
- #endif
- 
- #ifndef snprintf
diff --git a/mingw-w64-netcdf/0006-cvt-conversion.patch b/mingw-w64-netcdf/0006-cvt-conversion.patch
deleted file mode 100644
index bc933d6f25..0000000000
--- a/mingw-w64-netcdf/0006-cvt-conversion.patch
+++ /dev/null
@@ -1,20 +0,0 @@
---- netcdf-4.6.0/ncgen/cvt.c.orig	2018-03-13 21:50:55.762607800 +0100
-+++ netcdf-4.6.0/ncgen/cvt.c	2018-03-13 21:52:12.171941700 +0100
-@@ -18,7 +18,7 @@
-     Constvalue tmp;
-     unsigned char* bytes = NULL;
-     size_t bytelen;
--#ifdef _MSC_VER
-+#ifdef HAVE_WIN_SSCANF
-     int byteval;
- #endif
- 
-@@ -411,7 +411,7 @@
-     break;
- 
- /* Conversion of a string to e.g. an integer should be what?*/
--#ifdef _MSC_VER
-+#ifdef HAVE_WIN_SSCANF
- case CASE(NC_STRING,NC_BYTE):
-     sscanf(src->value.stringv.stringv,"%d",&byteval); tmp.int8v = (char)byteval; break;
- case CASE(NC_STRING,NC_UBYTE):
diff --git a/mingw-w64-netcdf/0007-mingw-config.patch b/mingw-w64-netcdf/0007-mingw-config.patch
deleted file mode 100644
index 471d686683..0000000000
--- a/mingw-w64-netcdf/0007-mingw-config.patch
+++ /dev/null
@@ -1,14 +0,0 @@
---- a/config.h.cmake.in
-+++ b/config.h.cmake.in
-@@ -80,6 +80,11 @@
-    #define strtoll _strtoi64
- #endif /*_MSC_VER */
- 
-+/* define flags needed when windows runtime is used (MINGW and MSVC) */
-+#cmakedefine MINGW
-+#cmakedefine HAVE_WIN_TEMP
-+#cmakedefine HAVE_WIN_SSCANF
-+
- #cmakedefine const
- 
- #ifndef _FILE_OFFSET_BITS
diff --git a/mingw-w64-netcdf/0009-mingw-getopt.patch b/mingw-w64-netcdf/0009-mingw-getopt.patch
deleted file mode 100644
index 0be38cbd67..0000000000
--- a/mingw-w64-netcdf/0009-mingw-getopt.patch
+++ /dev/null
@@ -1,17 +0,0 @@
---- a/include/XGetopt.h
-+++ b/include/XGetopt.h
-@@ -20,6 +20,7 @@
- #include <stdio.h>
- #include <tchar.h>
- 
-+#if !defined(__GETOPT_H__)
- #if 0
- #ifdef _MSC_VER
- # ifdef DLL_EXPORT
-@@ -36,5 +37,6 @@
- GTOPT_EXTRA extern int optind, opterr;
- GTOPT_EXTRA extern TCHAR* optarg;
- GTOPT_EXTRA extern int getopt(int argc, TCHAR *argv[], TCHAR *optstring);
-+#endif
- 
- #endif //XGETOPT_H
diff --git a/mingw-w64-netcdf/PKGBUILD b/mingw-w64-netcdf/PKGBUILD
index 85e30ce95b..60b476d477 100644
--- a/mingw-w64-netcdf/PKGBUILD
+++ b/mingw-w64-netcdf/PKGBUILD
@@ -3,28 +3,21 @@
 _realname=netcdf
 pkgbase=mingw-w64-${_realname}
 pkgname="${MINGW_PACKAGE_PREFIX}-${_realname}"
-pkgver=4.8.1
-pkgrel=4
+pkgver=4.9.0
+pkgrel=2
 pkgdesc="Interface for scientific data access to large binary data (mingw-w64)"
 arch=('any')
 mingw_arch=('mingw32' 'mingw64' 'ucrt64' 'clang64' 'clang32')
 license=('custom')
 url="https://www.unidata.ucar.edu/software/netcdf/"
 depends=("${MINGW_PACKAGE_PREFIX}-curl"
-         "${MINGW_PACKAGE_PREFIX}-hdf5")
-makedepends=("${MINGW_PACKAGE_PREFIX}-cmake" "${MINGW_PACKAGE_PREFIX}-cc")
-source=(${_realname}-${pkgver}.tar.gz::"https://github.com/Unidata/netcdf-c/archive/v${pkgver}.tar.gz"
-        0001-mingw-cmake.patch
-        0003-ncconfigure-strlcat-export.patch
-        0006-cvt-conversion.patch
-        0007-mingw-config.patch
-        0009-mingw-getopt.patch)
-sha256sums=('bc018cc30d5da402622bf76462480664c6668b55eb16ba205a0dfb8647161dd0'
-            '298bfdad7fb9f3f8c17ebd1fec71d875c33f06e4f8a1e539d7cb0888ca71352d'
-            '0116525b0b513b91c22519c38d9010a4eff0a7319cc2a3d882b296389119b632'
-            'f5f5291c2486e9e765a93975d99871cee584bdd3d64e16745982aadeb799f00c'
-            '3da38cb9beb1b075a407f698cb9ce5af14c67c1a9d1e75a70e73eec349d353c8'
-            '476b49818daf6e81d6a4102749c8484f7efc4f76ba6ca1fb53aedb17749579ea')
+         "${MINGW_PACKAGE_PREFIX}-hdf5"
+         "${MINGW_PACKAGE_PREFIX}-zlib")
+makedepends=("${MINGW_PACKAGE_PREFIX}-cc"
+             "${MINGW_PACKAGE_PREFIX}-cmake")
+checkdepends=("unzip")
+source=(${_realname}-${pkgver}.tar.gz::"https://github.com/Unidata/netcdf-c/archive/v${pkgver}.tar.gz")
+sha256sums=('9f4cb864f3ab54adb75409984c6202323d2fc66c003e5308f3cdf224ed41c0a6')
 
 # Helper macros to help make tasks easier #
 apply_patch_with_msg() {
@@ -38,12 +31,7 @@ apply_patch_with_msg() {
 prepare() {
   cd "${srcdir}/${_realname}-c-${pkgver}"
 
-  apply_patch_with_msg \
-    0001-mingw-cmake.patch \
-    0003-ncconfigure-strlcat-export.patch \
-    0006-cvt-conversion.patch \
-    0007-mingw-config.patch \
-    0009-mingw-getopt.patch
+  #apply_patch_with_msg *.patch
 }
 
 build() {
@@ -57,9 +45,8 @@ build() {
     -DCMAKE_BUILD_TYPE=Release \
     -DBUILD_SHARED_LIBS=OFF \
     -DENABLE_DLL=OFF \
-    -DBUILD_UTILITIES=OFF \
-    -DENABLE_EXAMPLES=OFF \
-    -DENABLE_TESTS=OFF \
+    -DENABLE_TESTS=ON \
+    -DENABLE_DAP_REMOTE_TESTS=OFF \
     -DENABLE_DAP=ON \
     -DENABLE_NETCDF_4=ON \
     -Wno-dev \
@@ -77,6 +64,7 @@ build() {
     -DBUILD_SHARED_LIBS=ON \
     -DENABLE_EXAMPLES=OFF \
     -DENABLE_TESTS=OFF \
+    -DENABLE_DAP_REMOTE_TESTS=OFF \
     -DENABLE_DAP=ON \
     -DENABLE_NETCDF_4=ON \
     -DENABLE_LOGGING=ON \
@@ -85,6 +73,11 @@ build() {
   cmake --build .
 }
 
+check() {
+  cd "${srcdir}/build-static-${MSYSTEM}"
+  ctest
+}
+
 package() {
   DESTDIR=${pkgdir} cmake --install build-static-${MSYSTEM}
 
@@ -98,10 +91,14 @@ package() {
     sed -e "s|${PREFIX_WIN}|\$\{_IMPORT_PREFIX\}|g" -i ${_f}
   done
 
-  for pcfile in "${pkgdir}${MINGW_PREFIX}"/lib/pkgconfig/*.pc; do
-    sed -s "s|${PREFIX_WIN}|${MINGW_PREFIX}|g" -i "${pcfile}"
+  local SRCDIR_WIN=$(cygpath -wm "${srcdir}")
+  for file in \
+    "${pkgdir}${MINGW_PREFIX}"/lib/pkgconfig/*.pc \
+    "${pkgdir}${MINGW_PREFIX}/bin/nc-config" \
+    "${pkgdir}${MINGW_PREFIX}/lib/libnetcdf.settings" \
+    "${pkgdir}${MINGW_PREFIX}/lib/cmake/netCDF/netCDFConfig.cmake" \
+    ; do
+    sed -i -e "s|${PREFIX_WIN}|${MINGW_PREFIX}|g" \
+      -e "s|${SRCDIR_WIN}|\$\{_SRCDIR\}|g" "$file"
   done
-
-  sed -s "s|${PREFIX_WIN}|${MINGW_PREFIX}|g" -i "${pkgdir}${MINGW_PREFIX}/bin/nc-config"
-  sed -s "s|${PREFIX_WIN}|${MINGW_PREFIX}|g" -i "${pkgdir}${MINGW_PREFIX}/lib/libnetcdf.settings"
 }
diff --git a/mingw-w64-seacas/0002-cmake-findHDF5.patch b/mingw-w64-seacas/0002-cmake-findHDF5.patch
new file mode 100644
index 0000000000..0cf314f33e
--- /dev/null
+++ b/mingw-w64-seacas/0002-cmake-findHDF5.patch
@@ -0,0 +1,11 @@
+--- a/cmake/tribits/common_tpls/find_modules/FindHDF5.cmake
++++ b/cmake/tribits/common_tpls/find_modules/FindHDF5.cmake
+@@ -258,7 +258,7 @@
+   endforeach()
+ 
+   # Now match all the -I flags
+-  if (${_cflags})
++  if (_cflags)
+     string(REGEX MATCHALL "-I([^\" ]+|\"[^\"]+\")" _inc_path_flags ${_cflags})
+ 
+     # Loop through each
diff --git a/mingw-w64-seacas/0003-libexodus-netcdf-4.9.0.patch b/mingw-w64-seacas/0003-libexodus-netcdf-4.9.0.patch
new file mode 100644
index 0000000000..6fca34fcbe
--- /dev/null
+++ b/mingw-w64-seacas/0003-libexodus-netcdf-4.9.0.patch
@@ -0,0 +1,17 @@
+--- a/packages/seacas/libraries/exodus/src/ex_utils.c
++++ b/packages/seacas/libraries/exodus/src/ex_utils.c
+@@ -1741,8 +1741,12 @@ void ex__compress_variable(int exoid, int varid, int type)
+            for details on SZIP library and parameters.
+         */
+ 
+-        /* const int NC_SZIP_EC = 4; */ /* Selects entropy coding method for szip. */
+-        const int NC_SZIP_NN = 32;      /* Selects nearest neighbor coding method for szip. */
++#if !defined(NC_SZIP_EC)
++        const int NC_SZIP_EC = 4; /* Selects entropy coding method for szip. */
++#endif
++#if !defined(NC_SZIP_NN)
++        const int NC_SZIP_NN = 32; /* Selects nearest neighbor coding method for szip. */
++#endif
+         /* Even and between 4 and 32; typical values are 8, 10, 16, 32 */
+         const int SZIP_PIXELS_PER_BLOCK =
+             file->compression_level == 0 ? 32 : file->compression_level;
diff --git a/mingw-w64-seacas/PKGBUILD b/mingw-w64-seacas/PKGBUILD
index 30bb10cac2..00562652b3 100644
--- a/mingw-w64-seacas/PKGBUILD
+++ b/mingw-w64-seacas/PKGBUILD
@@ -5,7 +5,7 @@ _releases=2022-05-16
 pkgbase=mingw-w64-${_realname}
 pkgname=("${MINGW_PACKAGE_PREFIX}-${_realname}")
 pkgver=${_releases//-/.}
-pkgrel=1
+pkgrel=2
 pkgdesc="The Sandia Engineering Analysis Code Access System (mingw-w64)"
 arch=('any')
 mingw_arch=('mingw32' 'mingw64' 'ucrt64' 'clang64' 'clang32')
@@ -24,9 +24,13 @@ makedepends=("unzip"
 url="https://gsjaardema.github.io/seacas/"
 license=('BSD')
 source=("https://github.com/gsjaardema/seacas/archive/refs/tags/v${_releases}.zip"
-        "0001-cmake-add-libs.patch")
+        "0001-cmake-add-libs.patch"
+        "0002-cmake-findHDF5.patch"
+        "0003-libexodus-netcdf-4.9.0.patch")
 sha256sums=('80F6B0DEE91766AB207A366B8EEA546CC1AFA33CEA24DEEBAA6583F283D80FAB'
-            'a3561756bfdeb942fc62add0aefa542b0e689b76a7f0d2d357e299465ee344d2')
+            'a3561756bfdeb942fc62add0aefa542b0e689b76a7f0d2d357e299465ee344d2'
+            '09c4406d57c5ca18b0d2f16161dd6f5e2c5d56f0f73e83bd77272d876569d5cc'
+            'd893283361b88984b40b5ada4f2756c989e3f20e16e3fe9535c9cd31216be074')
 noextract=("v${_releases}.zip") # bsdtar could not unpack this archive
 
 prepare() {
@@ -35,6 +39,10 @@ prepare() {
 
   cd "${srcdir}/seacas-${_releases}"
   patch -p1 -i "${srcdir}/0001-cmake-add-libs.patch"
+  patch -p1 -i "${srcdir}/0002-cmake-findHDF5.patch"
+  # Patch for netcdf-4.9.0 in libexodus based on
+  # https://github.com/sandialabs/seacas/commit/5e1b19181110c52b76d13e3f60da2c8cf678c941:
+  patch -p1 -i "${srcdir}/0003-libexodus-netcdf-4.9.0.patch"
 }
 
 build() {
diff --git a/mingw-w64-vtk/PKGBUILD b/mingw-w64-vtk/PKGBUILD
index 0e059e19b4..529e2c847d 100644
--- a/mingw-w64-vtk/PKGBUILD
+++ b/mingw-w64-vtk/PKGBUILD
@@ -5,7 +5,7 @@ _realname=vtk
 pkgbase="mingw-w64-${_realname}"
 pkgname="${MINGW_PACKAGE_PREFIX}-${_realname}"
 pkgver=8.2.0
-pkgrel=12
+pkgrel=13
 pkgdesc="A software system for 3D computer graphics, image processing and visualization (mingw-w64)"
 arch=('any')
 mingw_arch=('mingw32' 'mingw64' 'ucrt64' 'clang64' 'clang32')